CVE-2006-4018

    Dashboard / Vulnerabilities / CVE-2006-4018

    CVE-2006-4018

    Published: 8 Aug 2006Last Modified: 10 Apr 2026

    Summary:

    Details: Heap-based buffer overflow in the pefromupx function in libclamav/upx.c in Clam AntiVirus (ClamAV) 0.81 through 0.88.3 allows remote attackers to execute arbitrary code via a crafted UPX packed file containing sections with large rsize values.

    References: http://secunia.com/advisories/21368, http://secunia.com/advisories/21374, http://secunia.com/advisories/21433, http://secunia.com/advisories/21443, http://secunia.com/advisories/21457, http://secunia.com/advisories/21497, http://secunia.com/advisories/21562, http://security.gentoo.org/glsa/glsa-200608-13.xml, http://www.clamav.net/security/0.88.4.html, http://www.debian.org/security/2006/dsa-1153, http://www.mandriva.com/security/advisories?name=MDKSA-2006:138, http://www.novell.com/linux/security/advisories/2006_46_clamav.html, http://www.overflow.pl/adv/clamav_upx_heap.txt, http://www.vupen.com/english/advisories/2006/3175, http://www.vupen.com/english/advisories/2006/3275, http://www.clamav.net/security/0.88.4.html, http://www.overflow.pl/adv/clamav_upx_heap.txt, http://www.clamav.net/security/0.88.4.html, http://www.overflow.pl/adv/clamav_upx_heap.txt, http://kolab.org/security/kolab-vendor-notice-10.txt, http://securitytracker.com/id?1016645, http://www.securityfocus.com/archive/1/442681/100/0/threaded, http://www.securityfocus.com/bid/19381, http://www.trustix.org/errata/2006/0046/, https://exchange.xforce.ibmcloud.com/vulnerabilities/28286

    Affected packages

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High